Improvement in steam-generators



thinned 095mm @wat @Bijna 4CHARLES H. FRANKLIN, JR., or NEW YORK, N. Y.

Laim` Pawn: No. 92,952, darai Jim] 27, 1869.

IMPROVEMENT IN- STEAM-@Eminenza The Schedule referred to in these Letters Patent and making part of the same To all whom `Iit may conce/m n y Beit 'known that I, CHARLES H. FRANKLIN, Jr., of Vthe city of New York, in the county and State of New Yorin-have invented `anew and improved Steam- Generator'; and I do hereby declare thaitthe following is a full, clear, and exact description thereof, which vill'enable others skilledin the .art to make and use the same, reference'heing had tothe accompanying drawing, forming part of this specification.

The present invention relates to a certain new and useful improvement in the construction of steam-boilers, hy the introduction of a third combustion-chamber, the object ot' which is to consume allfthe smoke and gases from thefurnace, and, at the saule time', to

' give a greater heating-surface than has heretofore been given to steani-boilers.

Figure 1 represents a sectional elevation of my improvements in steam-generators, taken through the line :za-x.

' lFigure 2 is a cross-section of the same through the line y-y.

Similar letters of reference indicate corresponding parts.

the manner spoken of, and consuming the gases that'l would otherwise pass oii' up through the chimney, a great saving in fuel is obtained, and, at the saine time, 1

a greater heating-'surface presented than, has hitherto been given to steam-generators.

Having lthus described my invention, Y

What I claim as new, and desire to secure by Iu'et- A steam-boiler having a third combustionchamber -I E, the same being set in the boiler in the manner substantially as herein shown and described.

OHAS. H. FRANKLIN, JR.

.Witnesses:

' FRANK BLocKLnY, C; L. TO'PLIFF; 

